The Stihl 311 chainsaw is a versatile and powerful tool designed for a variety of cutting tasks, including felling trees, bucking, and pruning. In this article, we will provide a technical overview of the Stihl 311 chainsaw, outlining its specifications and offering best practices for its safe and effective use.
Technical Specifications
Engine: The Stihl 311 chainsaw is equipped with a high-performance 59.0 cc two-stroke engine. This engine is known for its durability and reliability.
Power Output: The engine generates a power output of approximately 4.4 kW (6.0 bhp), making it suitable for demanding cutting tasks.
Guide Bar Length: The recommended guide bar length for the Stihl 311 is typically in the range of 16 to 25 inches, depending on the specific model and application.
Weight: The weight of the chainsaw (without bar and chain) is approximately 5.8 kg (12.8 lbs). This weight ensures a good balance between power and maneuverability.
Fuel Capacity: The fuel tank has a capacity of 600 cc (20.3 oz), providing sufficient runtime for extended cutting tasks.
Chain Pitch: The Stihl 311 typically uses a 3/8-inch pitch chain, which is a common size for professional chainsaws.
Air Filtration: The chainsaw is equipped with a high-quality air filtration system to keep the engine clean and enhance its longevity.
Best Practices for Safe and Effective Use
Safety Gear: Always wear appropriate safety gear, including a helmet with a face shield or safety glasses, hearing protection, gloves, and chainsaw chaps or pants. Safety should be your top priority.
Starting: Follow the manufacturer’s starting instructions. Ensure the saw is on a level surface and the chain brake is engaged during starting.
Chain Tension: Keep the chain properly tensioned. A loose chain can derail, while an overly tight chain can damage the saw.
Lubrication: Maintain proper chain lubrication. The Stihl 311 has an automatic oiler, but regularly check the oil level and adjust it as needed.
Fuel Mixture: Use the correct fuel mixture of 2-cycle oil and gasoline at the recommended ratio. Never use old or contaminated fuel.
Cutting Technique: Employ the appropriate cutting techniques, including the "bore cut" for felling and the "underbucking" technique for bucking. Always be aware of kickback and take steps to prevent it.
Maintenance: Regularly maintain your chainsaw by cleaning the air filter, inspecting the chain brake, and sharpening the chain. Follow the manufacturer’s maintenance schedule.
Chain Sharpness: A sharp chain is safer and more efficient. Keep your chain sharp to reduce the risk of accidents and increase cutting performance.
Felling Safety: When felling trees, ensure you have the proper training and follow safety guidelines. Plan escape routes and evaluate the tree’s lean and stability.
Storage: Store the chainsaw in a cool, dry place. Empty the fuel tank and run the engine until it stalls before storage.
Conclusion
The Stihl 311 chainsaw is a powerful and reliable tool for various cutting tasks. By understanding its technical specifications and following best practices for safe and effective use, you can maximize its performance and longevity while ensuring your safety and the safety of others. Always prioritize safety and proper maintenance to get the most out of this versatile chainsaw.